#ifndef EULER_H
#define EULER_H

#include <stdio.h>

void euler( double a, double b, /*the segment's borders*/
            double y_a, /*border condition for y*/
            double dy_a, /*border condition for dy/dx*/
            double (*p) (double), /* y'' + p(x)y' + q(x)y = 0 */
            double (*q) (double), /*see the comment above*/
            int N ); /*on how many pieces the segment is split*/


#endif /*EULER_H*/
